The article analyses the main technical difficulty in cementing small hole well and proposes the acupuncture treatments.
分析了中原油田开窗侧钻小井眼固井技术的难点，并针对性地提出了解决小井眼固井的技术措施。
Ideally, the site will be a cavity in a tree, well off the ground, with a small entrance hole facing south, and lots of room inside for brood and honey.
从理想的角度讲，新家的地点将在一棵树的内部，离地面要有一定的距离，蜂巢座北朝南，蜂巢里也要有大量可以生育并储存蜂蜜的空间。
This paper introduces the technology of broaching accurate, small deep hole and the design of broaching tool as well as its parameter's selection.
介绍用拉削加工精密小深孔的工艺方法及拉刀的设计、参数的选择。
The deep well coal road cable of small diameter hole and high pre-tension structure and craft were studied according to the condition of high stress and composite roof in Fengcheng coal field.
结合丰城矿区高地应力、合顶板等复杂地质条件，研究深井条件下煤巷锚索采用小孔径、加高预应力的结构形式和施工工艺。
In addition, there is usually a small amount of extra hole drilled to allow for junk, hole fill-in and other conditions that may reduce the effective depth of the well prior to running logging tools.
除此之外，考虑到在下入测井工具之前可能降低井眼有效深度的井底碎屑、井眼充填和其它条件，通常还要钻进一段额外井眼。
In addition, there is usually a small amount of extra hole drilled to allow for junk, hole fill-in and other conditions that may reduce the effective depth of the well prior to running logging tools.
除此之外，考虑到在下入测井工具之前可能降低井眼有效深度的井底碎屑、井眼充填和其它条件，通常还要钻进一段额外井眼。
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